With ERROR_NOT_SUPPORTED or since Win10 version 1903 with ERROR_GEN_FAILURE, Without admin privileges it fails as under Vista and Win7 Since Windows 8 it works again but in contrast to XP admin privilegesĪre required. Under Vista and Windows 7 it is no more supported by the Windows standardĭrivers, it always fails with ERROR_NOT_SUPPORTED. The function is available under XP but usually only for hubs which run with the If there really is a power-cycle performed then it must be very short. IOCTL_USB_HUB_CYCLE_PORT which, Microsoft says, power-cycles the USB port and thus initiates a re-enumeration of the attached device. Otherwise the command processor interprets the & char as separator for two separate commands.Īdmin rights are required under Win 8 and 10 (or an active USBDLM command interface).ģ - given ID not found or no device is attached to the port
If the & char is used in a parameter then, if started from a command-prompt or a BAT/CMD file, the whole parameter must be enclosed by quotation marks. RestartUsbPort Ī device instance ID (in quotation marks because it contains the & char)Ī friendly device name (in quotation marks if it contains space or &) RestartUsbPort V1.0.3 - Restarts a USB port I don't ask for donations but some users insist, so: offer for download by means of a "downloader" software include on CD/DVD of computer magazines
include in software products, including commercial usage in any environment, including commercial All tools on this page work under Windows 2000 and higher.
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